Re: [R] SORT MATRIX

From: Gabor Csardi <csardi_at_rmki.kfki.hu>
Date: Mon, 10 Mar 2008 22:24:25 +0100

M[ order(M[,1]), ]

G.

On Mon, Mar 10, 2008 at 01:56:45PM -0700, ermimi wrote:
>
> I have a matrix with 2 columns and n row. I need sort the matrix by the first
> column but the second row must be sort in the same order that the first
> column. Somebody know how I can sort this matrix.
> Thanks very much
> --
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>
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-- 
Csardi Gabor <csardi_at_rmki.kfki.hu>    UNIL DGM

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Received on Mon 10 Mar 2008 - 21:27:10 GMT

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